jan crawford is with governor romney in dayton tonight. jan? >> reporter: well, scott, romney is in the buckeye state two days this week, and with good reason. no republican has won the white house without winning ohio. >> how in the world can people say they want four more years of president obama? we can't afford four more years of president obama! ( cheers and applause ) >> reporter: romney has based his campaign on the economy, but if ohio, the economic picture has been improving. after hitting a high of 10.6% three years ago, unemployment has been at 7.2% for three straight months. the national average is 8.1%. outside dayton, romney also talked about how his plan to pursue new trade agreements will help people in the state. >> the people in ohio can sell products anywhere in the world, and we can compete with anywhere in the world. i'm not afraid of trading with other nations. i understand that when we trade and when other nations trade on a fair basis we will complete, we will win, we'll raise wages here, we'll create jobs. >> reporter: